Csharp/CSharp Tutorial/ADO.Net/Count

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Do a row count using SqlCommand

using System;
using System.Data;
using System.Data.SqlClient;
class CommandScalar
{
   static void Main()
   {
      SqlConnection conn = new SqlConnection("server=(local)\\SQLEXPRESS;database=MyDatabase;Integrated Security=SSPI;");
      string sql = @"select count(*) from employee";
      SqlCommand cmd = new SqlCommand(sql, conn);
      Console.WriteLine("Command created and connected.");
      try
      {
         conn.Open();
         Console.WriteLine("Number of Employees is {0}", cmd.ExecuteScalar());
      }
      catch (SqlException ex)
      {
         Console.WriteLine(ex.ToString());
      }
      finally
      {
         conn.Close();
         Console.WriteLine("Connection Closed.");
      }
   }
}
Command created and connected.
Number of Employees is 4
Connection Closed.